{
 "layers": [
  {
   "layerId": 0,
   "layerName": "Roads - simplified",
   "layerType": "Feature Layer",
   "minScale": 0,
   "maxScale": 0,
   "legend": [
    {
     "label": "Federal",
     "url": "48d467aee7845d59dbe391b0d36d03ac",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAASUlEQVQ4je3SwQkAIAxD0S90sDpGJ+wYdjRPLiA5KDSnnB4EYohjDTZ4CSa4AgsoS/ABSwEmTP3kgEqYCiyg7BQFCN/cpsG3wA0cagkTjAMnJQAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "1",
      "2"
     ]
    },
    {
     "label": "State",
     "url": "8e1cc9fbfee09ee130621452e9f0a9e9",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAMUlEQVQ4jWNhoDJgGTVw1MDBYuAzBob/1DBMioGBkTYulGJgYKSqgdQEowaOGkgGAAA+VQJs0/IMTwAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "3"
     ]
    },
    {
     "label": "County",
     "url": "a2d57667d834c5338c6b90d7fa32da79",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAK0lEQVQ4jWNhoDJgGTVw1MBBZuB/Cs1iRDeQKgDZQEZqG0gVMGrgqIFkAACB5QFSIZLASgAAAABJRU5ErkJggg==",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "4"
     ]
    },
    {
     "label": "City and Township",
     "url": "95182f6d52cc4493e2183429cb9164c3",
     "imageData": "iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAOUlEQVQ4jWNhoDJgGTVw1MDBYuDDhw8bGBkZ7Skx6P///wfl5eUbaONCeXn5BqoaSE0wauCogWQAAOdOCS70X/LJAAAAAElFTkSuQmCC",
     "contentType": "image/png",
     "groupId": "0",
     "height": 20,
     "width": 20,
     "values": [
      "0",
      "<Null>"
     ]
    }
   ],
   "legendGroups": [
    {
     "id": "0",
     "heading": "Road Class"
    }
   ]
  }
 ]
}